8,585 Senior Backend jobs
Senior backend engineering roles owning server-side systems and APIs.
Senior Python Backend Engineer (Django/Flask) — Remote
Placements24 is hiring a Senior Software Engineer for a fully remote role designing, building, and scaling Python backend services with Django or Flask. Day to day involves developing RESTful APIs, managing PostgreSQL/MySQL/MongoDB databases, writing tests, and contributing to architecture decisions.
Remote Senior Backend Engineer for Scalable Cloud APIs
Senior backend engineer on a fully remote team building scalable cloud APIs: you design and maintain backend services in Python/Java/Node.js/Go with SQL/NoSQL storage, collaborate with frontend, product and DevOps, and focus on architecture, performance, CI/CD, security and mentoring.
Senior Backend Engineer - Python/Django (Remote, Fintech)
Senior Backend Engineer on Placements24's remote-first fintech team, designing, building, and maintaining scalable Python/Django backend services and RESTful APIs while optimizing database performance, in collaboration with frontend developers, product managers, and other engineers.
Senior Backend Engineer - Cloud Solutions (Remote)
Senior Backend Engineer (hired via recruiter Placements24 for client WhatJobs Direct) designing, building, and maintaining scalable cloud-native backend systems and APIs. Day-to-day spans microservices, containerization, distributed systems, and databases on cloud platforms, plus mentoring engineers and shaping architecture. Fully remote within South Africa.
Remote Senior Backend Engineer - Fintech, Scale & Growth
Fully remote senior backend engineer building and maintaining scalable, secure backend systems and APIs for a fintech client (posted via recruiter Placements24). Day to day: API development, security and performance optimization, testing, code reviews, and mentoring, using Java/Python/Go/C#, SQL/NoSQL databases, AWS/Azure/GCP, and Docker/Kubernetes.
Remote Senior Backend Engineer - Scalable Systems
Senior backend engineer designing and maintaining scalable backend services for a SaaS product. The fully remote (South Africa-based) role centers on API design, databases, and cloud/container technologies, with cross-team collaboration in a remote-first environment.
Senior Backend Developer (Remote)
Fully remote senior backend developer role (based anywhere in South Africa) designing, building, and maintaining backend systems and APIs for the employer's digital products. Core stack involves a modern backend language (Python/Java/Node.js/C#/Go), SQL/NoSQL databases, and REST APIs, with mentoring and architectural input.
Senior Backend Developer (Node.js)
Senior backend developer who designs, builds, and deploys scalable Node.js server-side applications, RESTful APIs, and microservices (PostgreSQL/MongoDB) for a client's platform. Hybrid role based in Paarl, Western Cape, including mentoring junior developers and ensuring backend performance, security, and reliability.
Senior Backend Engineer - High-Impact APIs (Equity)
Placements24 in Stellenbosch seeks a Senior Backend Software Developer to design, build, test, and maintain scalable backend services and APIs while collaborating with frontend teams, product managers, and stakeholders. Requires 5+ years of backend experience with Python/Java/Go/Node.js and frameworks like Django, Flask, Spring Boot, or Express.js.
Senior Java/Spring Backend Engineer – Hybrid Role
Senior backend engineer at Placements24 in Randburg, Johannesburg, designing and maintaining scalable Java/Spring Boot backend systems in a hybrid setup. Leads technical decisions, mentors juniors, builds RESTful APIs, and works with relational databases like PostgreSQL/MySQL and Hibernate.
Senior Backend Engineer - Java & Microservices(Bloemfontein)
Senior Backend Software Engineer at Placements24 joining its core banking systems team in Bloemfontein, designing, developing, and maintaining scalable Java/Spring Boot microservices that power critical financial operations with secure data handling, in an agile environment.
Senior Backend Engineer - Node.js, Hybrid (Paarl)
Senior backend developer at Placements24 in Paarl, South Africa, designing, developing, and deploying scalable server-side applications and APIs with Node.js. Hybrid role with in-office collaboration, mentoring junior developers, and working with a cross-functional team on performance and reliability.
Senior Backend Engineer (Python/Django) – Polokwane
Senior Backend Engineer at Placements24 in Polokwane designs, builds, and maintains scalable backend services with Python and Django, creating RESTful APIs, managing databases, and ensuring performance and security while collaborating with frontend and product teams.
Senior Backend Software Engineer (Go/Python)
Senior backend engineer at a remote-first SaaS startup: design, build, and scale high-performance APIs and distributed backend services in Go and/or Python, optimize databases (PostgreSQL/MySQL/MongoDB) and cloud infrastructure, write tests, review code, and mentor other engineers.
Senior Backend Software Engineer
Build and maintain scalable backend services and APIs for AAA game studios using Go or Java, optimizing performance and reliability for player experiences.
Senior Backend Developer
Senior backend developer (8+ years) who designs and builds scalable, secure backend systems with Python and FastAPI — REST APIs, WebSockets, and microservices backed by PostgreSQL/MySQL/MongoDB — including deployment, monitoring, and compliance-aligned security, ideally in fintech or regulated environments.
Senior Backend Engineer-Sports
Wynagrodzenie B2B: 29000 – 32000 PLN / mies. netto umowa o pracę: 24000 – 26500 PLN / mies. brutto ABOUT THE ROLE Join our dynamic team in Warsaw as a Senior Backend Engineer. In this role, you will play a crucial part…
Senior Backend Developer (Ruby focused)
Onsite senior backend developer in Karachi building scalable backend systems for a client's e-commerce SaaS and automated repricing platform. Day to day: Ruby and Python development, PostgreSQL/MySQL work, API design (REST, JSON-RPC), large datasets, and direct communication with German-speaking clients. 3-5 years experience required.